"a brilliant page-tuner"
BookBub
⭐⭐⭐⭐⭐ "I've been devouring this series like candy"
"a powerful debut" Stuttgart Newspaper
"best Sherlock Holmes mystery 2015" The German Sherlock Holmes Society
⭐⭐⭐⭐⭐ "diabolically addictive"
⭐⭐⭐⭐⭐ "right up there with Hunger Games"
⭐⭐⭐⭐⭐ "gritty and hauningly beautiful"